Finding the Fourth Proportional to 93,953.84, 129,652.20 and 56,248.88
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Solution
The fourth proportional to 93,953.84, 129,652.20 and 56,248.88 is: 77,621.00
Step by Step Solution
- Step 1: Write the proportion equation
93,953.84 : 129,652.20 = 56,248.88 : x - Step 2: Convert to fraction form
93,953.84/129,652.20 = 56,248.88/x - Step 3: Cross multiply
93,953.84x = 129,652.20 × 56,248.88 - Step 4: Simplify right side
93,953.84x = 7,292,791,039.54 - Step 5: Solve for x
x = 7,292,791,039.54/93,953.84 - Step 6: Final answer
x = 77,621.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.